MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 3693a93f4ddbfa1eb9207e06cf87041b59b9b1ddfd866e6fbbbb52aaeae7ed83. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.
Database Entry
QuasarRAT
Vendor detections: 9
| SHA256 hash: | 3693a93f4ddbfa1eb9207e06cf87041b59b9b1ddfd866e6fbbbb52aaeae7ed83 |
|---|---|
| SHA3-384 hash: | bc3e90a5deec6b132741be1365264a40637968e186cbe28311e35802be3f3c3f93685a2fdcdc59c898d88e7006c33f7e |
| SHA1 hash: | db048b176a6f99934f13d1bac90a7918600a0f23 |
| MD5 hash: | 0e5a32151bc2d235ca8b57bfd1684f6e |
| humanhash: | failed-queen-winner-nine |
| File name: | SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251 |
| Download: | download sample |
| Signature | QuasarRAT |
| File size: | 1'193'475 bytes |
| First seen: | 2021-04-13 21:37:58 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 18bc6fa81e19f21156316b1ae696ed6b (51 x Formbook, 24 x Loki, 9 x SnakeKeylogger) |
| ssdeep | 24576:zy2Vomx23+VG2+agecnA+23sydrsVWcs4s:zy2SmxA+eage2HSdrsfs4s |
| Threatray | 4'425 similar samples on MalwareBazaar |
| TLSH | AC459ED1B150CCDAE96B49F1BD2BA53024D3BE9C54A4410C56AEBB1B76B3342309FE1E |
| Reporter |  SecuriteInfoCom |
| Tags: | QuasarRAT |
Intelligence
File Origin
# of uploads :
1
# of downloads :
121
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251
Verdict:
Malicious activity
Analysis date:
2021-04-13 21:53:14 UTC
Tags:
installer
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
StormKitty
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a file
Unauthorized injection to a recently created process
Setting a keyboard event handler
Launching a process
Launching the default Windows debugger (dwwin.exe)
Sending a UDP request
Unauthorized injection to a system process
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
StormKitty
Detection:
malicious
Classification:
phis.troj.spyw.evad
Score:
100 / 100
Signature
Allocates memory in foreign processes
Contains functionality to prevent local Windows debugging
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Injects a PE file into a foreign processes
Installs a global keyboard hook
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
Sample uses process hollowing technique
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Instant Messenger accounts or passwords
Tries to steal Mail credentials (via file access)
Writes to foreign memory regions
Yara detected Generic Dropper
Yara detected StormKitty Stealer
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Predator
Status:
Malicious
First seen:
2021-04-13 10:55:47 UTC
AV detection:
17 of 29 (58.62%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
unknown
Similar samples:
+ 4'415 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
7/10
Tags:
spyware stealer
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Loads dropped DLL
Reads local data of messenger clients
Unpacked files
SH256 hash:
1c8d220052a771eda30d0a58aa4c74a0260595488d4468a57616b20da55be820
MD5 hash:
4f85ab31a81e897315fc38373221023f
SHA1 hash:
3e73f679a385e34e0bd50a20d6db357e455049b7
SH256 hash:
3693a93f4ddbfa1eb9207e06cf87041b59b9b1ddfd866e6fbbbb52aaeae7ed83
MD5 hash:
0e5a32151bc2d235ca8b57bfd1684f6e
SHA1 hash:
db048b176a6f99934f13d1bac90a7918600a0f23
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
1.00
YARA Signatures
MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.
| Rule name: | Email_stealer_bin_mem |
|---|---|
| Author: | James_inthe_box |
| Description: | Email in files like avemaria |
| Rule name: | INDICATOR_SUSPICIOUS_Binary_References_Browsers |
|---|---|
| Author: | ditekSHen |
| Description: | Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_Referenfces_Messaging_Clients |
|---|---|
| Author: | @ditekSHen |
| Description: | Detects executables referencing many email and collaboration clients. Observed in information stealers |
| Rule name: | INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu |
|---|---|
| Author: | ditekSHen |
| Description: | Detect executables with stomped PE compilation timestamp that is greater than local current time |
| Rule name: | INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture |
|---|---|
| Author: | ditekSHen |
| Description: | Detect executables with stomped PE compilation timestamp that is greater than local current time |
| Rule name: | INDICATOR_TOOL_PWS_SharpWeb |
|---|---|
| Author: | ditekSHen |
| Description: | detects all versions of the browser password dumping .NET tool, SharpWeb. |
| Rule name: | MALWARE_Win_StormKitty |
|---|---|
| Author: | ditekSHen |
| Description: | Detects StormKitty infostealer |
| Rule name: | Quasar_RAT_1 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects Quasar RAT |
| Reference: | https://www.pwc.co.uk/cyber-security/pdf/cloud-hopper-annex-b-final.pdf |
| Rule name: | Select_from_enumeration |
|---|---|
| Author: | James_inthe_box |
| Description: | IP and port combo |
| Rule name: | Stealer_word_in_memory |
|---|---|
| Author: | James_inthe_box |
| Description: | The actual word stealer in memory |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Comments
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MBC behaviors list (github.com/accidentalrebel/mbcscan):
================================================================================
0) [B0001.032] Anti-Behavioral Analysis::Timing/Delay Check GetTickCount
1) [C0032.001] Data Micro-objective::CRC32::Checksum
2) [C0026.002] Data Micro-objective::XOR::Encode Data
4) [C0045] File System Micro-objective::Copy File
5) [C0046] File System Micro-objective::Create Directory
6) [C0048] File System Micro-objective::Delete Directory
7) [C0047] File System Micro-objective::Delete File
8) [C0049] File System Micro-objective::Get File Attributes
9) [C0051] File System Micro-objective::Read File
10) [C0050] File System Micro-objective::Set File Attributes
11) [C0052] File System Micro-objective::Writes File
12) [E1510] Impact::Clipboard Modification
13) [C0036.004] Operating System Micro-objective::Create Registry Key::Registry
14) [C0036.002] Operating System Micro-objective::Delete Registry Key::Registry
15) [C0036.007] Operating System Micro-objective::Delete Registry Value::Registry
16) [C0036.003] Operating System Micro-objective::Open Registry Key::Registry
17) [C0036.005] Operating System Micro-objective::Query Registry Key::Registry
18) [C0036.006] Operating System Micro-objective::Query Registry Value::Registry
19) [C0036.001] Operating System Micro-objective::Set Registry Key::Registry
20) [C0017] Process Micro-objective::Create Process
21) [C0038] Process Micro-objective::Create Thread
22) [C0018] Process Micro-objective::Terminate Process